"shutter-speed." YourDictionary, n.d. Web. 14 September 2018. <http://www.yourdictionary.com/shutter-speed>.
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shutter speed - Computer Definition
In a still camera, the length of time that the shutter is open, exposing the film (analog) or CCD or CMOS sensor (digital) to light for a single image. In a camcorder, the shutter speed is the frame speed; for example, 24, 30 or 60 frames per second (fps). See exposure and shutter lag.